Whereas the median age for first marriage in the United States for men and women was 23 and 21, respectively, in 1970, these ages increased to ____

The subfield of psychology concerned with the origins of behaviors and mental processes, their adaptive value, and the purposes they continue to serve is ______

a. evolutionary psychology c. behavior genetics b. psychobiology d. psychoneuroendocrinology

Preschool children use simple memory strategies, such as looking at or touching objects that they have been told to remember

Indicate whether the statement is true or false